Home / 743,597.01-1,026,478.17-502,206.89

Finding the Fourth Proportional to 743,597.01, 1,026,478.17 and 502,206.89

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Solution

The fourth proportional to 743,597.01, 1,026,478.17 and 502,206.89 is: 693,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,597.01 : 1,026,478.17 = 502,206.89 : x
  2. Step 2: Convert to fraction form
    743,597.01/1,026,478.17 = 502,206.89/x
  3. Step 3: Cross multiply
    743,597.01x = 1,026,478.17 × 502,206.89
  4. Step 4: Simplify right side
    743,597.01x = 515,504,404,276.20
  5. Step 5: Solve for x
    x = 515,504,404,276.20/743,597.01
  6. Step 6: Final answer
    x = 693,257.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.